During human erythroid maturation, Hsp70 translocates into the nucleus and protects GATA-1 from caspase-3 cleavage. Failure of Hsp70 to localize to the nucleus was found in Myelodysplastic syndrome (MDS) erythroblasts and can induce dyserythropoiesis, with arrest of maturation and death of erythroblasts. However, the mechanism of the nuclear trafficking of Hsp70 in erythroblasts remains unknown. Here, we found the hematopoietic transcriptional regulator, EDAG, to be a novel binding partner of Hsp70 that forms a protein complex with Hsp70 and GATA-1 during human normal erythroid differentiation. EDAG overexpression blocked the cytoplasmic translocation of Hsp70 induced by EPO deprivation, inhibited GATA-1 degradation, thereby promoting erythroid maturation in an Hsp70-dependent manner. Furthermore, in myelodysplastic syndrome (MDS) patients with dyserythropoiesis, EDAG is dramatically down-regulated, and forced expression of EDAG has been found to restore the localization of Hsp70 in the nucleus and elevate the protein level of GATA-1 to a significant extent. In addition, EDAG rescued the dyserythropoiesis of MDS patients by increasing erythroid differentiation and decreasing cell apoptosis. This study demonstrates the molecular mechanism of Hsp70 nuclear sustaining during erythroid maturation and establishes that EDAG might be a suitable therapeutic target for dyserythropoiesis in MDS patients. © 2020 Federation of American Societies for Experimental Biology.This study investigated whether adjusting clothing to remain in neutral thermal comfort at moderately elevated temperature is capable of avoiding negative effects on perceived acute subclinical health symptoms, comfort and cognitive performance. Two temperatures were examined 23°C and 27°C. Twelve subjects were able to remain thermally comfortable at both temperatures by adjusting their clothing. They rated the physical environment, their comfort, the intensity of acute subclinical health symptoms and their mental load and they performed a number of cognitive tasks. Their physiological reactions were monitored. Their performance of several tasks was significantly worse at 27°C and they reported increased mental load at this temperature. Skin temperature and humidity and respiration rate were higher while blood oxygen saturation (SpO2) and pNN50 were lower at this temperature, the latter indicating increased stress. It is inferred that the observed physiological responses were mainly responsible for the negative effects on performance, as the subjects did not indicate any increased intensity of acute subclinical health symptoms although perceived air quality was worse at the higher temperature. The present results suggest that moderately elevated temperatures should be avoided even if thermal comfort can be achieved, as it may lead to reduced performance. This article is protected by copyright. All rights reserved.AIMS AND OBJECTIVES This study aimed to explore the day-to-day experiences of family caregivers who are caring for children with Osteogenesis Imperfecta (OI). BACKGROUND OI is a rare genetic condition known to cause bone fragility. Family caregivers of children with OI play an important role in helping these children live well at home. DESIGN A qualitative descriptive design was used. METHODS A qualitative descriptive study was conducted in accordance with the COREQ guidelines. https://www.selleckchem.com/products/tween-80.html Adult family caregivers (n=18) of children with OI were recruited from a university-affiliated, paediatric orthopaedic hospital in Montreal, Canada. Individual interviews were conducted, transcribed verbatim, and inductively thematically analysed. RESULTS OI family caregiving entailed (a) managing regular day-to-day caregiving activities, including morning routines, evening routines, and the facilitation of their child's mobilization; (b) coping with periods that made the caregiving routine more challenging, such as fractures, surgeries, and pain; and (c) devising long-term strategies to support day-to-day care, such as managing the environment, accessing medical and school resources, and coordinating and accessing respite care. CONCLUSIONS The day-to-day routine of caring for a child with OI may be disrupted by challenging periods and improved by long-term strategies developed to ease day-to-day care. These strategies suggest future directions for clinicians and policy makers to improve health services and caregiver well-being. Relevance to clinical practice Clinical, policy, and research endeavours need to incorporate new interventions to support the needs of family caregivers. These recommendations may be relevant to other clinicians and policymakers working with families living with rare and chronic physical conditions. This article is protected by copyright. All rights reserved.Transcending phenomenon, self-assembly of synthetic molecules is now becoming an essential tool to design supramolecular materials not only in the thermodynamically stable state but also in kinetically trapped states. However, an approach to design complex self-assembly comprising different types of self-assembled states remains elusive. Herein we demonstrate an example of such systems based on our unique supramolecular polymer mediated by supermacrocyclization of hydrogen-bonding π-conjugated molecule. By adding an aromatic solvent in nonpolar solutions of monomer, spontaneous nucleation triggered by the supermacrocyclization was suppressed so that isothermal supramolecular polymerization could be achieved from kinetically formed topological variants and amorphous agglomerates to afford helicoidal structures hitherto obtainable only with very slow cooling of a hot solution. By increasing the proportion of aromatic solvent further, we could find another self-assembly path based on competing extended hydrogen-bonded motifs to afford crystalline nanowires. © 2020 WILEY-VCH Verlag GmbH &amp; Co. KGaA, Weinheim.Currently, exploring high-volumetric-capacity electrode materials that allow for reversible (de-)insertion of large-size K+ ions remains challenging. Tellurium (Te) is a promising alternative electrode for storage of K+ ions due to its high volumetric capacity, confirmed in lithium-/sodium-ion batteries, and the intrinsic good electronic conductivity. However, the charge storage capability and mechanism of Te in potassium-ion batteries (KIBs) have not been unveiled until now. Here, a novel K-Te battery is constructed, and the K+ -ion storage mechanism of Te is revealed to be a two-electron conversion-type reaction of 2K + Te ? K2 Te, resulting in a high theoretical volumetric capacity of 2619 mAh cm-3 . Consequently, the rationally fabricated tellurium/porous carbon electrodes deliver an ultrahigh reversible volumetric capacity of 2493.13 mAh cm-3 at 0.5 C (based on Te), a high-rate capacity of 783.13 mAh cm-3 at 15 C, and superior long-term cycling stability for 1000 cycles at 5 C. This excellent electrochemical performance proves the feasibility of utilizing Te as a high-volumetric-capacity active material for storage of K+ ions and will advance the practical application of KIBs.